Chaperones keep proteins destined for the mitochondrial matrix in their three-dimensional active structure.
Answer the following statement true (T) or false (F)
False
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If a sheep and goat are mated, their offspring dies as an embryo. This is an example of _______ reproductive isolation.
A. prezygotic B. allopatric C. sympatric D. postzygotic E. outgroup
Because the bones thought to belong to the Romanov family were highly decayed, what type of analysis was used by scientists to determine the gender of each deceased individual?
A) pelvic bone analysis only B) DNA analysis of material that is specific to the Y chromosome C) DNA analysis of material that is specific to the X chromosome D) both pelvic bone analysis and DNA analysis
For a physical map of a chromosome, distances are measured in units of:
A. centiMorgans. B. contigs. C. map units. D. RFLPs. E. base pairs.
It has been recently determined that the gene for Duchenne muscular dystrophy (DMD) is more than 2000 kb (kilobases) in length; however, the mRNA produced by this gene is only about 14 kb long. What is a likely cause of this discrepancy?
A) The introns have been spliced out during mRNA processing. B) The DNA represents a double-stranded structure, whereas the RNA is single-stranded. C) The exons have been spliced out during mRNA processing. D) When the mRNA is produced, it is highly folded and therefore less long. E) There are more amino acids coded for by the DNA than by the mRNA.